National Cheeseburger Day - See the BEST Deals and Freebies For September 18th!!

National Cheeseburger Day is, September 18th, and we have put together a list of DEALS AND FREEBIES for you to score!

Some of these offers may require you to be a rewards member, but don’t let that stop you from scoring these deals. Signing up for rewards programs is FREE and easy to do, plus it will keep you in the loop for future offers and deals!

Freebies & Deals 2026

99 Restaurants – On Sept. 18, score half-pound Angus beef cheeseburgers with fries for $8.99 during lunch hours, available for dine-in customers only in the dining room or bar.
Applebee’s
- Guests can enjoy Applebee’s Classic Burger or Classic Cheeseburger served with fries for only $8.99 for dine-in or To Go on Sept. 18.
- Try the NEW O-M-Cheese-adilla Burger. Now on Applebee’s 2 for $25 menu. With the 2 for $25 you get 1 full-size appetizer and 2 whole entrèes.
Bad Daddy’s Burger Bar – Dine-in guests can enjoy a Jalapeno Business burger with a choice of fries, sweet potato fries, tots, or homemade chips on Sept. 18
Bobby’s Burgers by Bobby Flay – On September 18, enjoy a Palace Classic Cheeseburger, fries, and a small fountain drink for $9.18 at select locations in Charlotte and Utah, available in-app and in-restaurant.
Burger 21 – $5 Cheesy Burgers on Sept. 18.
BurgerFi – Buy One BurgerFi Double Cheeseburger, Get a Second for $1 deal on 9/18. This all-day, in-store-only promotion is available at participating BurgerFi locations while supplies last. Guests can enjoy up to two redemptions per customer of this all natural, hormone and antibiotic-free angus beef burger with American cheese, lettuce, tomato, and Fi sauce.
Burger King – Burger King is celebrating National Cheeseburger Day with a week of offers for Royal Perks members from Sept. 14–20. Promotions include:
- Sept. 14: Free Rodeo Burger with a $3 purchase
- Sept. 15: Buy-one-get-one Whopper Jr.
- Sept. 16: Free Croissan’wich with a $3 purchase
- Sept. 17: Free Hamburger with a $3 purchase
- Sept. 18 (National Cheeseburger Day): Free Bacon Cheeseburger for National Cheeseburger Day with a $3 purchase
- Sept. 19: Free four-piece Nuggets with a $3 purchase
- Sept. 20: Free Original Chicken Sandwich with a $3 purchase
Dairy Queen – Free single Original Cheeseburger Signature Stackburger with any app or online order of $1 or more*. To give fans a head start on the holiday, the digital deal runs September 14-18 and is available exclusively for new and existing DQ rewards members.
Denny’s – On September 18 only, Denny’s customers who purchase the Double Cheeseburger are entitled to a second Double Cheeseburger at 50% off. Offer applicable at participating Denny’s U.S. locations only. Valid Dine-in or Online (excluding third-party vendors or delivery partners). Offer excludes Everyday Value Slam, KEF rewards, Military & First Responders Discounts, AARP coupons and any additional promotional offers along with Denny’s Deals or any Value Menu Items. Limit one redemption per reward member.
Drake’s – Get a Southern Comfort Burger with fries for $10 when you dine in on Sept. 18.
Eddie Merlot’s – On September 18, order Eddie’s Prime Cheeseburger with housemade potato chips for $15 via online takeout or delivery.
Farmer Boys – Big Cheese cheeseburger for $3.99 to Very Important Farmer rewards members on Sept. 18.
Five Guys – Through September 18, score BOGO burgers when you order online or in-app and enter promo code BOGOBURGER during checkout. Limit one code per transaction. Limit one redemption per online account.
Friendly’s – Join the Patty Party for National Cheeseburger Day! Enjoy one of six tasty cheeseburgers, including the NEW Chili Cheeseburger, alongside golden fries. Enhance your meal with a Happy Ending Sundae for only $2.49!
Grubhub
- Burger King: BOGO Whopper Jr., 9/18
- Wendy’s: Free Baconator on orders $20+ for all diners, 9/18
- Outback: 20% off (max $11) orders of $55+ for new diners only, 9/14-9/20
- Plus, $0 delivery and service fees on restaurant orders over $50.
Huddle House – FREE single smash burger deal on 9/18 for Rewards members.
Jack in the Box – FREE Jr. Cheeseburger with a $1+ order for National Cheeseburger Day (valid 1x)⁣
Krystal – Score two free Original or Cheese Krystals with any in-app purchase of $5 or more.
McDonald’s – Fans can get a free Double Cheeseburger with a $1 minimum purchase* via the McDonald’s App on September 18. *Offer valid 1x on 09/18/2026 at participating restaurants. Excludes tax. Must opt into MyMcDonald’s Rewards.
Mooyah – BOGO free burger for Rewards members on Sept. 18.
Perry’s Steakhouse & Grill – Celebrate National Cheeseburger Day with their Butcher’s Steak Cheeseburger made from fresh-ground Filet Mignon, New York Strip, and Ribeye. Guests can choose cheese and enjoy it with French fries. For an extra treat, try the Bacon Slab Cheeseburger, featuring thick-cut bacon slab and bacon marmalade. Reservations can be made to explore the menu.
Red Robin – Enjoy BIG YUMMM DEALS starting at $9.99, featuring a full meal with your choice of entrée, a Bottomless side, and a Bottomless drink. Options include Red’s Double Burger, Haystack Double Burger, or a 7″ Donatos Pizza. For larger appetites, try the Cowboy Ranch Double Burger or Whiskey River BBQ Chicken Wrap at $14.99, or indulge in the Smashed Avocado N’ Bacon Burger or Crispy Chicken Sandwich at $16.99. Prices and availability may vary by location.
Ruby Tuesday – $6.99 burger or sandwich (with fries or tots) deal. You can select from the American Smashed Burger, Ruby’s Cheeseburger, Crispy Chicken Sandwich, Grilled Chicken Sandwich, Blackened Fish Sandwich, and Impossible Burger.
Savvy Sliders – BOGO Savvy Original Sliders on 9/18. Offer valid in store only. Limit two per customer.
Smashburger – New or existing rewards members get a $1 any single burger (Classic, Bacon Stack, Spicy Jalapeno, BBQ Bacon, or Truffle Mushroom) when you order in app.
Sonic Drive-In – $1.99 Jr Double Cheeseburgers on 9/18.
Sullivan’s Steakhouse – This National Cheeseburger Day, order online to enjoy a Signature Angus Burger with fries for $15, available for takeout or delivery.
Tender Greens – On September 18, Rewards members can enjoy a free drink with the purchase of a Tender Burger or Tender Burger Plate.
Twin Peaks – Cheeseburger & Fries for $7.99 all day on Sept. 18.
Wayback Burgers – $3.50 Single Cheeseburgers on September 18. Limit 2 per order / Rewards account. Applies to orders placed in-restaurant, online, and through the Rewards program.
Whalburgers – 50% OFF The Our Burger + The Our Burger Smash on 9/17. Not available at airports or Home Depot locations. Limit one discounted burger per table. Cannot be combined with offer offer, discount or promotion. For online orders, use code CHEESEBURGERDAY26 at checkout.
Whataburger – Free Bacon & Cheese Whataburger Jr. with the purchase of medium fries or onion rings. If you redeem the offer, you’ll be entered into a giveaway for a chance to win free Whatburger for a year!
White Castle – Craver Nation Rewards members get an exclusive BOGO Cheese Sliders deal when you use promo code BOGOCHEESE during online checkout.